Alternatively

Spark arresters play a critical role in the prevention of wildland fire and the ignition of explosive atmospheres

For 2011-13 RZR XP 900 models no valve train modifications are necessary besides re-shimming your valves

exhaust valve seats

Cyclone Clutch Cover / S3 - SKU: 05-CYCLONE-3 Category_Default Category/SXS/Engine AlternativelyCool your Polaris Snowmobile Belt with our cyclone clutch cover. Decrease belt temps up to 30 degrees to help keep your belt within correct operating temperature when adding performance. FITS POLARIS BOOST, 9R, & S4 MODELS Replaces stock Polaris P 22 clutch cover Maximizes cooling Fan blades were designed into the billet cover to effectively move air while increasing strength Decreases belt temp prolonging belt life Constant cooling directed on the